Proprietary metrics · Upset Index
Upset Index
The giant-killers board — how often a fighter WINS as the betting underdog (positive pre-fight moneyline), across their UFC career. Underdog win rate shrunk toward the corpus mean (~33%) so small samples stay honest, scaled 0–100. Min 5 underdog bouts.
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50 fighters · / 100- 1
Amanda Nunes6-1 as underdog · 86%66.5 - 2
Rani Yahya7-3 as underdog · 70%59.4 - 3
Krzysztof Jotko4-1 as underdog · 80%59.0 - 4
James Krause4-1 as underdog · 80%59.0 - 5
Fabricio Werdum4-1 as underdog · 80%59.0 - 6
Ben Rothwell5-2 as underdog · 71%57.4 - 7
Yoel Romero6-3 as underdog · 67%56.2 - 8
Alejandro Perez4-2 as underdog · 67%53.1 - 9
Kenny Robertson4-2 as underdog · 67%53.1 - 10
Darren Till4-2 as underdog · 67%53.1 - 11
Michael Trizano4-2 as underdog · 67%53.1 - 12
Sean Pierson4-2 as underdog · 67%53.1 - 13
Constantinos Philippou5-3 as underdog · 63%52.6 - 14
Abel Trujillo5-3 as underdog · 63%52.6 - 15
Daniel Kelly6-4 as underdog · 60%52.2 - 16
Raquel Pennington6-5 as underdog · 55%48.7 - 17
Chan Sung Jung5-4 as underdog · 56%48.6 - 18
Carlos Condit5-4 as underdog · 56%48.6 - 19
Li Jingliang5-4 as underdog · 56%48.6 - 20
Anthony Perosh5-4 as underdog · 56%48.6 - 21
Paul Felder5-4 as underdog · 56%48.6 - 22
Derek Brunson5-4 as underdog · 56%48.6 - 23
Carla Esparza5-4 as underdog · 56%48.6 - 24
Thiago Alves5-4 as underdog · 56%48.6 - 25
TJ Grant4-3 as underdog · 57%48.3 - 26
Bryan Caraway4-3 as underdog · 57%48.3 - 27
Francimar Barroso4-3 as underdog · 57%48.3 - 28
Maryna Moroz4-3 as underdog · 57%48.3 - 29
Stipe Miocic4-3 as underdog · 57%48.3 - 30
Eddie Alvarez4-3 as underdog · 57%48.3 - 31
Steven Siler3-2 as underdog · 60%47.9 - 32
Dan Hardy3-2 as underdog · 60%47.9 - 33
Nina Nunes3-2 as underdog · 60%47.9 - 34
Corey Anderson3-2 as underdog · 60%47.9 - 35
Leonardo Santos3-2 as underdog · 60%47.9 - 36
Marcus Brimage3-2 as underdog · 60%47.9 - 37
Akira Corassani3-2 as underdog · 60%47.9 - 38
Alan Belcher3-2 as underdog · 60%47.9 - 39
Dennis Hallman3-2 as underdog · 60%47.9 - 40
Pablo Garza3-2 as underdog · 60%47.9 - 41
Claudio Silva3-2 as underdog · 60%47.9 - 42
Jorge Rivera3-2 as underdog · 60%47.9 - 43
Zak Cummings3-2 as underdog · 60%47.9 - 44
Brian Ebersole3-2 as underdog · 60%47.9 - 45
Bill Algeo3-2 as underdog · 60%47.9 - 46
Nate Maness3-2 as underdog · 60%47.9 - 47
John Lineker3-2 as underdog · 60%47.9 - 48
Tim Boetsch7-7 as underdog · 50%46.2 - 49
Glover Teixeira5-5 as underdog · 50%45.1 - 50
Uriah Hall5-5 as underdog · 50%45.1